diff --git a/models/foobar b/models/foobar
deleted file mode 100644
index c5345b5..0000000
--- a/models/foobar
+++ /dev/null
@@ -1,178 +0,0 @@
-def solution(data, n):
-    # Your code here
-
-l = [2, 3, 6, 6, 8, 9, 12, 12, 14]
-res = [el for el, cnt in Counter(l).items() if cnt==1]
-
-
-data = [2, 3, 6, 6, 6, 8, 9, 12, 12, 14]
-n=1
-def solution(data, n):
-    f = {}
-    for n in data:
-        if n in f:
-            f[n] += 1
-        else:
-            f[n] = 1
-
-    output = []  # Add 'output' attribute as a list
-    for n in data:
-        if f[n] > n:
-            lst.remove(n)
-
-    #solution.output = output  # Set 'output' as an attribute of 'solution'
-    return output
-
-
-class solution:
-    def __init__(self, d, n):
-            self.d = d
-            self.n = n
-
-    def solution(self):
-        f = {}
-        for num in self.d:
-            if num in f:
-                f[num] += 1
-            else:
-                f[num] = 1
-        dc = self.d.copy()
-        for num in dc:
-            if f[num] > self.n:
-                self.d.remove(num)
-        #output = d
-        return self.d
-
-data = [2, 3, 6, 6, 6, 8, 9, 12, 12, 14]
-result = solution.solution(data, 1)
-
-def solution(d,n):
-    f = {}
-    for num in d:
-        if num in f:
-            f[num] += 1
-        else:
-            f[num] = 1
-    dc = d.copy()
-    for num in dc:
-        if f[num] > n:
-            d.remove(num)
-    #output = d
-    return d
-
-data = [2, 3, 6, 6, 6, 8, 9, 12, 12, 14]
-result = solution.solution(data, 1)
-
-
-
-class solution:
-    @staticmethod
-    def solution(d, n):
-        f = {}
-        o = []
-        for num in d:
-            if num in f:
-                f[num] += 1
-            else:
-                f[num] = 1
-        for num, count in f.items():
-            if count <= n:
-                o.append(int(num))
-        return o
-
-class solution:
-    @staticmethod
-    def solution(d, n):
-        if len(d) < 100:
-            f = {}
-            o = []
-            for num in d:
-                if num in f:
-                    f[num] += 1
-                else:
-                    f[num] = 1
-            for num, count in f.items():
-                if count <= n:
-                    o.append(int(num))
-            return o
-
-solution.solution([1, 2, 3], 0)
-
-import random
-
-random_numbers = []
-for _ in range(99):
-    random_numbers.append(random.randint(1, 1000))
-
-print(random_numbers)
-tmp=solution.solution(random_numbers, 10)
-
-solution.solution(random_numbers, 1)
-
-class solution:
-    @staticmethod
-    def solution(d, n):
-        if len(d) < 100:
-            f = {}
-            o = []
-            for num in d:
-                if num in f:
-                    f[num] += 1
-                else:
-                    f[num] = 1
-            for num, count in f.iteritems():  # Use 'iteritems()' instead of 'items()'
-                if count <= n:
-                    o.append(int(num))
-            return o
-
-def solution(data, n):
-    temp = set(data)
-    for item in temp:
-        if data.count(item) > n:
-            for i in range(data.count(item)-n):
-                data.remove(item)
-    return data
-
-
-solution([1, 2, 2, 3, 3, 3, 4, 5, 5], 1)
-
-
-
-
-
-def solution(d, n):
-    if len(d) < 100:
-        f = {}
-        o = []
-        for num in d:
-            if num in f:
-                f[num] += 1
-            else:
-                f[num] = 1
-        for num, count in f.items():  # Use 'iteritems()' instead of 'items()'
-            if count <= n:
-                o.append(int(num))
-        return o
-
-
-
-
-
-def solution(data, n):
-    if len(data) < 100 and isinstance(n):
-        distinct_set = set(data)
-        for id_number in distinct_set:
-            if data.count(id_number) >= n + 1:
-                data = list(filter(lambda i: i != id_number, data))
-
-        return data
-
-
-def solution(data, n):
-    if len(data) < 100 and isinstance(n, int):
-        distinct_set = set(data)
-        for id_number in distinct_set:
-            if data.count(id_number) >= n + 1:
-                data = list(filter(lambda i: i != id_number, data))
-
-        return data